1 files changed, 8 insertions, 0 deletions
diff --git a/Servers/WindowServer/ClientConnection.h b/Servers/WindowServer/ClientConnection.h
index b17c384b21..a5ebdd5a65 100644
--- a/Servers/WindowServer/ClientConnection.h
+++ b/Servers/WindowServer/ClientConnection.h
@@ -26,6 +26,7 @@
 
 #pragma once
 
+#include <AK/Badge.h>
 #include <AK/Function.h>
 #include <AK/HashMap.h>
 #include <AK/OwnPtr.h>
@@ -38,6 +39,7 @@
 
 namespace WindowServer {
 
+class Compositor;
 class Window;
 class Menu;
 class MenuBar;
@@ -72,6 +74,8 @@ public:
         return const_cast<Menu*>(menu.value().ptr());
     }
 
+    void notify_display_link(Badge<Compositor>);
+
 private:
     explicit ClientConnection(Core::LocalSocket&, int client_id);
 
@@ -117,6 +121,8 @@ private:
     virtual OwnPtr<Messages::WindowServer::SetSystemMenuResponse> handle(const Messages::WindowServer::SetSystemMenu&) override;
     virtual OwnPtr<Messages::WindowServer::SetSystemThemeResponse> handle(const Messages::WindowServer::SetSystemTheme&) override;
     virtual OwnPtr<Messages::WindowServer::SetWindowBaseSizeAndSizeIncrementResponse> handle(const Messages::WindowServer::SetWindowBaseSizeAndSizeIncrement&) override;
+    virtual void handle(const Messages::WindowServer::EnableDisplayLink&) override;
+    virtual void handle(const Messages::WindowServer::DisableDisplayLink&) override;
 
     HashMap<int, NonnullRefPtr<Window>> m_windows;
     HashMap<int, NonnullOwnPtr<MenuBar>> m_menubars;
@@ -127,6 +133,8 @@ private:
     int m_next_menu_id { 20000 };
     int m_next_window_id { 1982 };
 
+    bool m_has_display_link { false };
+
     RefPtr<SharedBuffer> m_last_sent_clipboard_content;
 };